CN212098742U - Support structure of semitrailer - Google Patents
Support structure of semitrailer Download PDFInfo
- Publication number
- CN212098742U CN212098742U CN202020063833.3U CN202020063833U CN212098742U CN 212098742 U CN212098742 U CN 212098742U CN 202020063833 U CN202020063833 U CN 202020063833U CN 212098742 U CN212098742 U CN 212098742U
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- supporting
- main
- bearing
- auxiliary
- bottom hole
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Abstract
The utility model discloses a bearing structure of semitrailer, including supporting main part, main bottom block, main shaft pole and the main stabilizer blade of connecting, the main bottom block of connecting is connected support the main part lower extreme, the fixed suit of main shaft pole is in the main bottom block of connecting, vice stay tube is connected in the bearing A, the external tooth sets up bearing A surface, screw thread bottom hole A opens circular block upper end, screw rod A threaded connection is in the screw thread bottom hole A, the fixed suit of bearing B is in the screw rod A lower extreme, the fixed dress that inlays of semicircle tooth is in the bearing B, bracing piece activity suit is in vice stay tube, screw thread bottom hole B opens vice stay tube lower extreme, screw rod B threaded connection is in the screw thread bottom hole B. The utility model discloses simple structure carries out auxiliary stay through auxiliary stay mechanism's bracing piece, and the effectual liftoff focus of having solved because of the tie point is higher and lead to the relatively poor problem of overall stability.
Description
Technical Field
The utility model belongs to the technical field of a semitrailer technique and specifically relates to a bearing structure of semitrailer is related to.
Background
A trailer refers to a vehicle that is towed by a car without power drive per se, which is an important vehicle category for road transport. The trailer is divided into a full trailer and a semitrailer according to the connection mode of the trailer and the tractor. A trailer with the full trailer pulled by a tractor and the full mass borne by itself; a trailer that is towed by a tractor and whose part of the mass is taken up by the tractor. When the semitrailer is thrown and hung, the support structure is needed to fix the semitrailer body; the supporting structure in the prior art comprises supporting legs, a supporting bracket and the like, wherein the supporting legs are in the form of overhead supporting legs, the supporting bracket is welded on a lateral web plate of the semitrailer, and the ground center of gravity of a connecting point of the supporting bracket is higher, so that the overall stability of the supporting structure is poorer.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to above-mentioned bearing structure among the prior art comprises landing leg and support frame isotructure, and its landing leg adopts the form of overhead landing leg, and the support frame welds on semitrailer side web, and the liftoff focus of its tie point is higher, so the relatively poor problem of its overall stability, and the bracing piece through supplementary supporting mechanism carries out auxiliary stay, and the effectual solution leads to the relatively poor problem of overall stability because of the liftoff focus of tie point is higher.
In order to achieve the above purpose, the utility model adopts the technical scheme that the utility model provides a semitrailer supporting structure, which comprises a supporting main body, a main connecting bottom block, a main shaft rod and main support legs, wherein the main connecting bottom block is connected to the lower end of the supporting main body;
the auxiliary supporting mechanism mainly comprises: the device comprises a circular block, an annular groove, a bearing A, an auxiliary supporting tube, external teeth, a threaded bottom hole A, a screw A, a bearing B, semicircular teeth, a supporting rod, a threaded bottom hole B and a screw B;
the circular block is connected support the relative both sides surface in main part upper end, the ring channel is opened in the circular block, bearing A fixed suit is in protruding department in the ring channel, vice stay tube is connected in the bearing A, the external tooth sets up bearing A surface, screw thread bottom hole A is opened circular block upper end, screw rod A threaded connection is in screw thread bottom hole A, bearing B fixed suit is in screw rod A lower extreme, the semicircle tooth is fixed to be inlayed and is adorned in the bearing B, bracing piece activity suit is in the vice stay tube, screw thread bottom hole B is opened vice stay tube lower extreme, screw rod B threaded connection is in screw thread bottom hole B.
Preferably, the lower end of the support rod is connected with an auxiliary connecting bottom block, an auxiliary shaft rod is fixedly sleeved on the auxiliary connecting bottom block, and auxiliary support legs are movably sleeved on the auxiliary shaft rod.
Preferably, the semicircular teeth are connected with limiting rods, through holes are formed in the inner surface of the annular groove, and the limiting rods are movably sleeved in the through holes.
Preferably, the rear end of the support main body is connected with a connecting plate, and the connecting plate is provided with a plurality of through holes.
Preferably, the connection mode between the support main body and the main connection bottom block is a welding mode.
Preferably, the lower surface of the auxiliary supporting leg is provided with anti-skid lines.
Compared with the prior art, the utility model discloses an advantage lies in with positive effect, simple structure, and the bracing piece through supplementary supporting mechanism carries out auxiliary stay, and the effectual liftoff focus of having solved because of the tie point is higher and lead to the relatively poor problem of overall stability.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural view of a support structure of a semitrailer provided in this embodiment;
fig. 2 is a partially enlarged view of a support structure of a semitrailer in accordance with an exemplary embodiment;
fig. 3 is a partially enlarged view of a support structure of a semitrailer in accordance with an exemplary embodiment;
shown in the figure: 1. a support body; 2. a main connecting bottom block; 3. a main shaft rod; 4. a main leg; 5. a circular block; 6. An annular groove; 7. a bearing A; 8. an auxiliary support tube; 9. an outer tooth; 10. a threaded bottom hole A; 11. a screw A; 12. a bearing B; 13. a semicircular tooth; 14. a support bar; 15. a threaded bottom hole B; 16. a screw B; 17. the auxiliary connecting bottom block; 18. a secondary shaft lever; 19. a sub-leg; 20. a limiting rod; 21. a through hole; 22. a connecting plate; 23. a via hole; 24. and (4) anti-skid lines.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
In the embodiment, as can be seen from fig. 1 to 3 of the specification, the supporting structure of the semitrailer comprises a supporting main body 1, a main connecting bottom block 2, a main shaft rod 3 and main support legs 4, wherein the main connecting bottom block 2 is connected to the lower end of the supporting main body 1, the main shaft rod 3 is fixedly sleeved in the main connecting bottom block 2, the main support legs 4 are movably sleeved on the main shaft rod 3, and auxiliary supporting mechanisms are arranged on the surfaces of two opposite sides of the supporting main body 1;
the auxiliary supporting mechanism mainly comprises: the device comprises a circular block 5, an annular groove 6, a bearing A7, an auxiliary support tube 8, external teeth 9, a threaded bottom hole A10, a screw A11, a bearing B12, a semicircular tooth 13, a support rod 14, a threaded bottom hole B15 and a screw B16;
As can be seen from fig. 1-3 of the specification, the lower end of the support rod 14 is connected with an auxiliary connecting bottom block 17, an auxiliary shaft rod 18 is fixedly sleeved on the auxiliary connecting bottom block 17, and an auxiliary support leg 19 is movably sleeved on the auxiliary shaft rod 18; the semicircular teeth 13 are connected with a limiting rod 20, the inner surface of the annular groove 6 is provided with a through hole 21, and the limiting rod 20 is movably sleeved in the through hole 21; the rear end of the support main body 1 is connected with a connecting plate 22, and a plurality of through holes 23 are formed in the connecting plate 22; the connection mode between the support main body 1 and the main connection bottom block 2 is a welding mode; the lower surface of the auxiliary supporting leg 19 is provided with anti-skid grains 24;
it is important to point out that, in the specific implementation process, the support body 1 is connected to the semi-trailer through the through hole 23 on the connecting plate 22 by a bolt, when the support is needed, the support body 1 supports the main supporting leg 4 downward to be in contact with the ground for supporting, then the screw a11 is screwed, the screw a11 penetrates through the threaded bottom hole a10 to drive the semicircular tooth 13, the semicircular tooth 13 leaves the external tooth 9, then the auxiliary supporting tube 8 is turned outwards to a certain angle, then the screw a11 is rotated, the screw a11 drives the semicircular tooth 13 through the bearing B12, the limiting rod 20 on the semicircular tooth 13 slides in the through hole 21 to prevent the semicircular tooth 13 from rotating along with the screw a11, so that the semicircular tooth 13 and the external tooth 9 are meshed with each other for fixing, the screw B16 is rotated to loosen the supporting rod 14, the supporting rod 14 is pulled to contact the auxiliary supporting leg 19 with the ground, and then the screw B16 is fastened.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.
Claims (6)
1. A supporting structure of a semitrailer comprises a supporting main body (1), a main connecting bottom block (2), a main shaft rod (3) and main supporting legs (4), and is characterized in that the main connecting bottom block (2) is connected to the lower end of the supporting main body (1), the main shaft rod (3) is fixedly sleeved in the main connecting bottom block (2), the main supporting legs (4) are movably sleeved on the main shaft rod (3), and auxiliary supporting mechanisms are arranged on the surfaces of two opposite sides of the supporting main body (1);
the auxiliary supporting mechanism mainly comprises: the device comprises a circular block (5), an annular groove (6), a bearing A (7), an auxiliary supporting tube (8), external teeth (9), a threaded bottom hole A (10), a screw A (11), a bearing B (12), semicircular teeth (13), a supporting rod (14), a threaded bottom hole B (15) and a screw B (16);
the circular block (5) is connected to the two opposite side surfaces of the upper end of the supporting main body (1), the annular groove (6) is formed in the circular block (5), the bearing A (7) is fixedly sleeved at the inner protrusion part of the annular groove (6), the auxiliary supporting tube (8) is connected in the bearing A (7), the external teeth (9) are arranged on the outer surface of the bearing A (7), the threaded bottom hole A (10) is formed in the upper end of the circular block (5), the screw rod A (11) is in threaded connection with the threaded bottom hole A (10), the bearing B (12) is fixedly sleeved at the lower end of the screw rod A (11), the semicircular tooth (13) is fixedly embedded in the bearing B (12), the supporting rod (14) is movably sleeved in the auxiliary supporting tube (8), and the threaded bottom hole B (15) is formed in the lower end of the auxiliary supporting tube (8), the screw B (16) is in threaded connection with the threaded bottom hole B (15).
2. The semitrailer supporting structure according to claim 1, characterized in that the lower end of the supporting rod (14) is connected with an auxiliary connecting bottom block (17), an auxiliary shaft rod (18) is fixedly sleeved on the auxiliary connecting bottom block (17), and an auxiliary supporting leg (19) is movably sleeved on the auxiliary shaft rod (18).
3. The semitrailer supporting structure according to claim 1, characterized in that the semicircular teeth (13) are connected with limiting rods (20), the inner surface of the annular groove (6) is provided with through holes (21), and the limiting rods (20) are movably sleeved in the through holes (21).
4. The semitrailer supporting structure according to claim 1, characterized in that a connecting plate (22) is connected to the rear end of the supporting body (1), and a plurality of through holes (23) are formed in the connecting plate (22).
5. A semitrailer supporting structure according to claim 1, characterised in that the connection between the supporting body (1) and the main coupling bottom block (2) is by welding.
6. A semitrailer supporting structure according to claim 2, characterised in that the lower surface of said secondary leg (19) is provided with anti-slip threads (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020063833.3U CN212098742U (en) | 2020-01-13 | 2020-01-13 | Support structure of semitrailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020063833.3U CN212098742U (en) | 2020-01-13 | 2020-01-13 | Support structure of semitrailer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212098742U true CN212098742U (en) | 2020-12-08 |
Family
ID=73625854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020063833.3U Expired - Fee Related CN212098742U (en) | 2020-01-13 | 2020-01-13 | Support structure of semitrailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212098742U (en) |
-
2020
- 2020-01-13 CN CN202020063833.3U patent/CN212098742U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 274000 residence of Yangzhuang town government, yuncheng county, Heze City, Shandong Province Patentee after: Shandong yuantongdao Hao Special Purpose Vehicle Manufacturing Co.,Ltd. Address before: 274000 residence of Yangzhuang town government, yuncheng county, Heze City, Shandong Province Patentee before: Shandong Yuantong Zhongji Special Purpose Vehicle Manufacturing Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201208 Termination date: 20220113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |